Claude 4.5 Opus' Soul Document. Richard Weiss managed to get Claude 4.5 Opus to share the 14,000 token document which Claude called the "Soul overview". MORE | COMMENTARY

Former prisoner Wallo spent 20 years behind bars but used that time to educate himself, calling it "Princeton not prison." He shares how to break free from mental imprisonment by saying "f*** them" to others' opinions and choosing yourself first. MORE

Oxide Computer Company published internal guidelines on responsible LLM use, emphasizing human accountability over AI automation. The framework prioritizes responsibility, rigor, and teamwork while warning against using AI as a substitute for authentic thinking and writing. MORE

React2Shell is critical 10.0 severity vulnerability (CVE-2025-55182) affecting React.js server-side components allows attackers to execute arbitrary code on servers. The bug impacts popular frameworks like Next.js (CVE-2025-66478), with patches now available from Meta and Vercel after responsible disclosure. MORE | CVE-2025-66478 | VERCEL CEO

The ACME protocol revolutionized internet security by enabling automated, free SSL certificate issuance through Let's Encrypt, growing HTTPS adoption from 40% to 95% in a decade. This deep dive explores how open standards and collaboration transformed web encryption from a manual, expensive process into seamless automation. MORE

Bun has been acquired by Anthropic. Anthropic is betting on Bun as the infrastructure powering Claude Code, Claude Agent SDK, and future AI coding products & tools. MORE

Google explains why they're choosing post-quantum cryptography (PQC) over quantum key distribution (QKD) for future security. QKD has major limitations including range restrictions, scalability issues, and implementation vulnerabilities that make PQC the better path forward. MORE

Project Discovery's new AI model "Neo" successfully hacked a WordPress website in under 60 minutes by analyzing vulnerable plugin source code, identifying security flaws, and creating working exploits. MORE

Cursor partnered with OpenAI to optimize their coding agent for the new GPT-5.1-Codex-Max model, making key changes to tool calling, reasoning traces, and prompts. The updates improved performance by 30% and reduced model "laziness" by encouraging autonomous code changes over asking permission. MORE

ProjectDiscovery launched Neo, an AI security engineer that handles complex tasks like vulnerability triage, feature reviews, and compliance checks within your own environment. Unlike basic coding assistants, Neo learns your systems over time and can run long-term security workflows automatically while maintaining full transparency and control. MORE

Hacker News' December 2025 hiring thread features hundreds of tech companies actively recruiting, from AI startups to established firms like Apple and Bloomberg. Job seekers can find remote and onsite opportunities across engineering, product, and data roles, though many report challenges with unresponsive employers despite posting guidelines requiring commitment to applicant responses. MORE

Jun34u, a pentester and Cult of the Dead Cow member, shares their unconventional path into cybersecurity - from lock picking as a kid in Alaska to finding their community at DEF CON. They discuss the ethics of phishing campaigns, ICS security, and how doing things scared while battling imposter syndrome led to major career breakthroughs. MORE

DevRel like a High Schooler. Swyx argues that DevRel professionals should treat their audience like high schoolers, focusing on owning a clear "superlative" that makes them memorable. The key is being #1 at something valuable (like "fastest" or "most reliable") rather than vague claims like "most complete" or "best developer experience." MORE

The Math of Why You Can't Focus at Work. When was the last time you had a good day of work? The kind where you got into flow and stayed there long enough to think deeply about a problem? MORE

Drew Bredvick from Vercel explains why now is the perfect time to build GTM Engineering teams that use AI to supercharge sales and marketing operations. With models becoming reliable and cheap, companies have a narrow window to gain unfair advantages before competitors catch up. MORE

9 hidden Raycast productivity tricks, including AI-powered shell commands, meeting camera previews, and smart hotkey shortcuts. Learn advanced features like auto-joining meetings, quick file access, and screen-sharing privacy modes that most users never discover. MORE

Layla, a business consultant, reveals how process mapping—using just 4 simple shapes—can help small businesses identify inefficiencies and systematize operations for 2026. The video walks through creating visual workflows to spot bottlenecks, reduce stress, and scale teams under 50 people. MORE

Jeff Su breaks down the three levels of AI adoption and shares four specific strategies to reach "AI-native" status, where you redesign workflows around AI collaboration. Learn practical habits like leaving AI breadcrumbs in documents, building swipe file systems, and AI-first task planning to move beyond basic chatbot usage. MORE

Karlos explains how the CEO of Obsidian uses the tool. His template-driven approach prioritizes speed and laziness while building interconnected thoughts through heavy linking and minimal folder structure. MORE

Theo shares his evolved AI coding workflow using Cursor, moving from basic autocomplete to sophisticated planning with multiple models, work trees for parallel development, and automated code reviews. He demonstrates building a writing comparison tool from scratch, emphasizing that AI should accelerate existing skills rather than replace fundamental programming knowledge. MORE

Molly hosted an "admin night" party where friends gathered to tackle boring tasks together using pomodoro timers and snacks. The group accomplished everything from updating credit cards and medical appointments to creating LLCs and passport applications, proving that collaborative productivity can make tedious tasks actually enjoyable. MORE

Sebastian Ramirez created FastAPI by combining existing Python tools to solve his own development problems, never expecting it to become one of the fastest-growing frameworks. Now used by Microsoft, Netflix, OpenAI and even NASA's Webb Space Telescope, FastAPI's success stems from its focus on developer experience and automatic features like documentation generation. MORE

PacketTracer initially turned down a dream job interview due to imposter syndrome, despite passing the technical screening. Four years later, after the hiring team encouraged them to reconsider, they're now working on NASA Mars probe networks and rocket landing systems. MORE

After 14 years on Chrome, Google's Addy Osmani announces he's leaving the browser team for a new role within Google. The web performance expert helped build Core Web Vitals, Lighthouse, and Chrome DevTools that made the web faster for millions of developers. MORE

One Armed Hacker - Accessibility Hacking. Andy shares his month-long journey recovering from shoulder surgery while working one-handed, revealing which accessibility tools actually work for technical tasks. From dictating code with a Scottish accent to using AI agents as workarounds, he breaks down the reality of voice control versus the sci-fi promise. MORE

Tim Ferriss asks for recent Netflix documentary recommendations. Popular replies highlight survival series like "Alone" (seasons 6-7 praised by Ferriss) and entrepreneurial cautionary tales such as "The Dropout" on Theranos. Niche picks like "Age of Disclosure" on government UFO knowledge and "Wild Wild Country" on cult dynamics.

Kevin Dahlstrom shares 55 life lessons on his 55th birthday, crediting his peak fitness and happiness to "a million tiny choices compounded over decades." His practical advice spans health habits like daily walking and deep squats, lifestyle changes like avoiding alcohol and mainstream medicine, and mindset shifts toward action and purpose. MORE

Mitchell Hashimoto, co-founder of HashiCorp, observes that successful people actively create opportunities rather than waiting for them to happen. The thread sparked discussion about overcoming fear of rejection and taking agency in your career, with many sharing examples of proactive approaches that led to breakthrough moments. MORE

The Untold Story of Charlie Munger’s Final Years. The Berkshire vice chair was making gutsy investments, forging unlikely friendships and facing new challenges to the end. MORE

Why we still have mechanical watches. The Swiss watch industry nearly died when Japanese quartz technology made mechanical timepieces obsolete in the 1970s-80s. Two visionaries saved it by repositioning Swiss watches as luxury artisan objects and creating the mass-market Swatch brand. MORE

Ludwig shares his blueprint for quickly becoming a top-tier engineer at new companies by identifying key "wizard" employees, building strategic relationships, and outworking peers through intense focus on knowledge acquisition. MORE

Simon Willison discovered that YouTube embeds were failing with "Error 153" due to Django's default Referrer-Policy: same-origin header blocking required referer data. The fix was simple: changing the policy to strict-origin-when-cross-origin in Django settings to allow YouTube's embedded player to receive the necessary HTTP referer information while maintaining privacy protection. MORE

TIME's Top 100 Photos of 2025 showcase humanity's defining moments through powerful imagery that captures both triumph and tragedy. From California wildfires to AI robots, these photos reveal our world's complex relationship with technology and nature. MORE

Marc Grabanski shares his comprehensive health checklist covering everything from prioritizing protein intake and 10,000+ daily steps to tracking HRV and regular blood panels. A practical guide for tech professionals looking to optimize their health through measurable habits and data-driven wellness tracking. MORE

Server Survival is a 3D tower defense game that teaches cloud architecture by having players build infrastructure to handle increasing traffic while fighting DDoS attacks. Players manage budget, reputation, and service health as they scale from basic setups to complex multi-tier architectures with load balancers, caches, and databases. MORE

Why speed matters. Moving fast is crucial for success, whether you're a PhD student, professor, or surgeon. He explains that speed helps you avoid wasting time on irrelevant components, learn from mistakes quickly, and prevent your work from becoming obsolete. MORE

Anthropic's philosopher Amanda Askell discusses how AI models like Claude develop personality, handle moral decisions, and navigate questions of identity and welfare. She explores the challenges of teaching AI systems to be psychologically secure while addressing concerns about model deprecation and the future of human-AI relationships. MORE

Dr. K explains why "hustle culture" fails most people - the secret isn't grinding 80+ hours weekly, but eliminating exhaustion through proper emotional, mental, and physical conditioning. He argues weekends are humanity's worst invention and shares how to build sustainable work capacity without burnout. MORE

A.J. Jacobs explores three classic Hollywood musical songs about rain to reveal different strategies for handling life's setbacks and tragedies. From "Singin' in the Rain's" emotional resilience to perspective-taking and reframing bad events as potential blessings, these musical lessons offer practical wisdom for building mental toughness. MORE

Swyx shares hard-won lessons from hosting 4 podcasts, covering everything from booking A-list guests to mining for passionate rants that make episodes memorable. His key insight: podcasting is "edutainment" that makes complex topics human through authentic conversation rather than formal presentations. MORE

Cursor AI released a public onboarding guide that walks complete beginners through building and deploying their first project using their AI-powered code editor. The step-by-step tutorial covers everything from installation to GitHub integration and Vercel deployment, encouraging users to get creative with their builds. MORE

Solving Turb0’s XSS challenge using recursive object attributes. The technique exploits lodash's _.get() function and postMessage handling to overwrite object attributes with DOM elements, enabling script execution in a same-origin frame without CSP protections. MORE

Clickjacking 2.0 is a new technique using SVG filters to create complex, interactive clickjacking attacks that can read pixels, run logic, and even generate QR codes for data exfiltration. This method turns traditional clickjacking into sophisticated multi-step attacks, demonstrated with a successful exploit against Google Docs that earned a $3,133 bug bounty. MORE

Joel Hooks has open-sourced his personal OpenCode configuration featuring AI agents, custom commands, and multi-agent orchestration tools. The repo includes specialized agents for code review, refactoring, and debugging with smart error pattern recognition and parallel task execution. MORE